NODE *lremprop(NODE *args) { NODE *plname, *pname, *plist, *val = NIL; BOOLEANx caseig = FALSE; if (compare_node(valnode__caseobj(Caseignoredp), Truex, TRUE) == 0) caseig = TRUE; plname = string_arg(args); pname = string_arg(cdr(args)); if (NOT_THROWING) { plname = intern(plname); plist = plist__caseobj(plname); if (plist != NIL) { if (compare_node(car(plist), pname, caseig) == 0) setplist__caseobj(plname, cddr(plist)); else { val = getprop(plist, pname, TRUE); if (val != NIL) setcdr(cdr(val), cddr(cddr(val))); } } } return (UNBOUND); }
NODE *lclose(NODE *arg) { FILE *tmp; NODE *margs; if ((tmp = find_file(car(arg), TRUE)) == NULL) err_logo(NOT_OPEN_ERROR, car(arg)); else if (is_list (car(arg))) { margs = cons(caar(arg), cons(make_strnode((char *)tmp, NULL, strlen((char *)tmp), STRING, strnzcpy), NIL)); lmake(margs); free((char *)tmp); } else fclose(tmp); if ((is_list(car(arg)) && car(arg) == writer_name) || (!is_list(car(arg)) && (compare_node(car(arg), writer_name, FALSE) == 0))) { writer_name = NIL; writestream = stdout; } if ((is_list(car(arg)) && car(arg) == reader_name) || (!is_list(car(arg)) && (compare_node(car(arg), reader_name, FALSE) == 0))) { reader_name = NIL; readstream = stdin; } return(UNBOUND); }
int main(int argc, char *argv[]) { void *fdt1, *fdt2; uint32_t cpuid1, cpuid2; test_init(argc, argv); if ((argc != 3) && ((argc != 4) || !streq(argv[1], "-n"))) CONFIG("Usage: %s [-n] <dtb file> <dtb file>", argv[0]); if (argc == 4) notequal = 1; fdt1 = load_blob(argv[argc-2]); fdt2 = load_blob(argv[argc-1]); compare_mem_rsv(fdt1, fdt2); compare_node(fdt1, 0, fdt2, 0); cpuid1 = fdt_boot_cpuid_phys(fdt1); cpuid2 = fdt_boot_cpuid_phys(fdt2); if (cpuid1 != cpuid2) MISMATCH("boot_cpuid_phys mismatch 0x%x != 0x%x", cpuid1, cpuid2); MATCH(); }
/* Check if a local variable is already in this frame */ int not_local(NODE *name, NODE *sp) { for ( ; sp != var; sp = cdr(sp)) { if (compare_node(car(sp),name,TRUE) == 0) { return FALSE; } } return TRUE; }
/* Helper function */ NODE *assoc(NODE *name, NODE *alist) { while (alist != NIL) { if (compare_node(name, car(alist), TRUE) == 0) return alist; alist = cdr(alist); } return(NIL); }
NODE *getprop(NODE *plist, NODE *name, BOOLEANx before) { NODE *prev = NIL; BOOLEANx caseig = FALSE; if (compare_node(valnode__caseobj(Caseignoredp), Truex, TRUE) == 0) caseig = TRUE; while (plist != NIL) { if (compare_node(name, car(plist), caseig) == 0) { return (before ? prev : plist); } prev = plist; plist = cddr(plist); } return (NIL); }
static gboolean path_test_get_nodes (CallbackData *data) { GSList *list, *node; data->nodes_found = 0; data->nodes_different = FALSE; list = clutter_path_get_nodes (data->path); for (node = list; node; node = node->next) compare_node (node->data, data); g_slist_free (list); return !data->nodes_different && data->nodes_found == data->n_nodes; }
static gboolean path_test_get_node (CallbackData *data) { int i; data->nodes_found = 0; data->nodes_different = FALSE; for (i = 0; i < data->n_nodes; i++) { ClutterPathNode node; clutter_path_get_node (data->path, i, &node); compare_node (&node, data); } return !data->nodes_different; }
int main(int argc, char *argv[]) { void *fdt1, *fdt2; uint32_t cpuid1, cpuid2; char **args; int argsleft; test_init(argc, argv); args = &argv[1]; argsleft = argc - 1; while (argsleft > 2) { if (streq(args[0], "-n")) notequal = 1; else if (streq(args[0], "-m")) ignore_memrsv = 1; else badargs(argv); args++; argsleft--; } if (argsleft != 2) badargs(argv); fdt1 = load_blob(args[0]); fdt2 = load_blob(args[1]); if (!ignore_memrsv) compare_mem_rsv(fdt1, fdt2); compare_node(fdt1, 0, fdt2, 0); cpuid1 = fdt_boot_cpuid_phys(fdt1); cpuid2 = fdt_boot_cpuid_phys(fdt2); if (cpuid1 != cpuid2) MISMATCH("boot_cpuid_phys mismatch 0x%x != 0x%x", cpuid1, cpuid2); MATCH(); }
FILE *find_file(NODE *arg, BOOLEAN remove) { NODE *t, *prev = NIL; FILE *fp = NULL; t = file_list; while (t != NIL) { if ((is_list(arg) && arg == car(t)) || (!is_list(arg) && (compare_node(arg, car(t), FALSE) == 0))) { fp = (FILE *)t->n_obj; if (remove) { t->n_obj = NIL; if (prev == NIL) file_list = cdr(t); else setcdr(prev, cdr(t)); } break; } prev = t; t = cdr(t); } return fp; }
static void compare_subnodes(const void *fdt1, int offset1, const void *fdt2, int offset2, int recurse) { int coffset1, coffset2, depth; for (depth = 0, coffset1 = offset1; (coffset1 >= 0) && (depth >= 0); coffset1 = fdt_next_node(fdt1, coffset1, &depth)) if (depth == 1) { const char *name = fdt_get_name(fdt1, coffset1, NULL); verbose_printf("Subnode %s\n", name); coffset2 = fdt_subnode_offset(fdt2, offset2, name); if (coffset2 == -FDT_ERR_NOTFOUND) MISMATCH("Subnode %s missing\n", name); else if (coffset2 < 0) FAIL("fdt_subnode_offset(): %s\n", fdt_strerror(coffset2)); if (recurse) compare_node(fdt1, coffset1, fdt2, coffset2); } }
static int test(void) { pj_rbtree rb; node_key *key; pj_rbtree_node *node; pj_pool_t *pool; int err=0; int count = MIN_COUNT; int i; unsigned size; pj_rbtree_init(&rb, (pj_rbtree_comp*)&compare_node); size = MAX_COUNT*(sizeof(*key)+PJ_RBTREE_NODE_SIZE) + PJ_RBTREE_SIZE + PJ_POOL_SIZE; pool = pj_pool_create( mem, "pool", size, 0, NULL); if (!pool) { PJ_LOG(3,("test", "...error: creating pool of %u bytes", size)); return -10; } key = (node_key *)pj_pool_alloc(pool, MAX_COUNT*sizeof(*key)); if (!key) return -20; node = (pj_rbtree_node*)pj_pool_alloc(pool, MAX_COUNT*sizeof(*node)); if (!node) return -30; for (i=0; i<LOOP; ++i) { int j; pj_rbtree_node *prev, *it; pj_timestamp t1, t2, t_setup, t_insert, t_search, t_erase; pj_assert(rb.size == 0); t_setup.u32.lo = t_insert.u32.lo = t_search.u32.lo = t_erase.u32.lo = 0; for (j=0; j<count; j++) { randomize_string(key[j].str, STRSIZE); pj_get_timestamp(&t1); node[j].key = &key[j]; node[j].user_data = key[j].str; key[j].hash = pj_hash_calc(0, key[j].str, PJ_HASH_KEY_STRING); pj_get_timestamp(&t2); t_setup.u32.lo += (t2.u32.lo - t1.u32.lo); pj_get_timestamp(&t1); pj_rbtree_insert(&rb, &node[j]); pj_get_timestamp(&t2); t_insert.u32.lo += (t2.u32.lo - t1.u32.lo); } pj_assert(rb.size == (unsigned)count); // Iterate key, make sure they're sorted. prev = NULL; it = pj_rbtree_first(&rb); while (it) { if (prev) { if (compare_node((node_key*)prev->key,(node_key*)it->key)>=0) { ++err; PJ_LOG(3, (THIS_FILE, "Error: %s >= %s", (char*)prev->user_data, (char*)it->user_data)); } } prev = it; it = pj_rbtree_next(&rb, it); } // Search. for (j=0; j<count; j++) { pj_get_timestamp(&t1); it = pj_rbtree_find(&rb, &key[j]); pj_get_timestamp(&t2); t_search.u32.lo += (t2.u32.lo - t1.u32.lo); pj_assert(it != NULL); if (it == NULL) ++err; } // Erase node. for (j=0; j<count; j++) { pj_get_timestamp(&t1); it = pj_rbtree_erase(&rb, &node[j]); pj_get_timestamp(&t2); t_erase.u32.lo += (t2.u32.lo - t1.u32.lo); } PJ_LOG(4, (THIS_FILE, "...count:%d, setup:%d, insert:%d, search:%d, erase:%d", count, t_setup.u32.lo / count, t_insert.u32.lo / count, t_search.u32.lo / count, t_erase.u32.lo / count)); count = 2 * count; if (count > MAX_COUNT) break; } pj_pool_release(pool); return err; }
/* An explicit control evaluator, taken almost directly from SICP, section * 5.2. list is a flat list of expressions to evaluate. where is a label to * begin at. Return value depends on where. */ NODE *evaluator(NODE *list, enum labels where) { /* registers */ NODE *exp = NIL, /* the current expression */ *val = NIL, /* the value of the last expression */ *proc = NIL, /* the procedure definition */ *argl = NIL, /* evaluated argument list */ *unev = NIL, /* list of unevaluated expressions */ *stack = NIL, /* register stack */ *parm = NIL, /* the current formal */ *catch_tag = NIL, *arg = NIL; /* the current actual */ /* registers that don't get reference counted, so we pretend they're ints */ FIXNUM vsp = 0, /* temp ptr into var_stack */ cont = 0, /* where to go next */ formals = (FIXNUM)NIL; /* list of formal parameters */ int i, nargs; BOOLEAN tracing; /* are we tracing the current procedure? */ FIXNUM oldtailcall; /* in case of reentrant use of evaluator */ FIXNUM repcount; /* count for repeat */ FIXNUM old_ift_iff; oldtailcall = tailcall; old_ift_iff = ift_iff_flag; save2(var,this_line); assign(var, var_stack); save2(fun,ufun); cont = (FIXNUM)all_done; numsave((FIXNUM)cont); newcont(where); goto fetch_cont; begin_line: ref(list); assign(this_line, list); newcont(end_line); begin_seq: make_tree(list); if (!is_tree(list)) { assign(val, UNBOUND); goto fetch_cont; } assign(unev, tree__tree(list)); assign(val, UNBOUND); goto eval_sequence; end_line: if (val != UNBOUND) { if (NOT_THROWING) err_logo(DK_WHAT, val); deref(val); } val = NIL; deref(list); goto fetch_cont; /* ----------------- EVAL ---------------------------------- */ tail_eval_dispatch: tailcall = 1; eval_dispatch: switch (nodetype(exp)) { case QUOTE: /* quoted literal */ assign(val, node__quote(exp)); goto fetch_cont; case COLON: /* variable */ assign(val, valnode__colon(exp)); while (val == UNBOUND && NOT_THROWING) assign(val, err_logo(NO_VALUE, node__colon(exp))); goto fetch_cont; case CONS: /* procedure application */ if (tailcall == 1 && is_macro(car(exp)) && is_list(procnode__caseobj(car(exp)))) { /* tail call to user-defined macro must be treated as non-tail * because the expression returned by the macro * remains to be evaluated in the caller's context */ assign(unev, NIL); goto non_tail_eval; } assign(fun, car(exp)); if (cdr(exp) != NIL) goto ev_application; else goto ev_no_args; default: assign(val, exp); /* self-evaluating */ goto fetch_cont; } ev_no_args: /* Evaluate an application of a procedure with no arguments. */ assign(argl, NIL); goto apply_dispatch; /* apply the procedure */ ev_application: /* Evaluate an application of a procedure with arguments. */ assign(unev, cdr(exp)); assign(argl, NIL); mixsave(tailcall,var); num2save(val_status,ift_iff_flag); save2(didnt_get_output,didnt_output_name); eval_arg_loop: if (unev == NIL) goto eval_args_done; assign(exp, car(unev)); if (exp == Not_Enough_Node) { if (NOT_THROWING) err_logo(NOT_ENOUGH, NIL); goto eval_args_done; } save(argl); save2(unev,fun); save2(ufun,last_ufun); save2(this_line,last_line); assign(var, var_stack); tailcall = -1; val_status = 1; assign(didnt_get_output, cons_list(0,fun,ufun,this_line,END_OF_LIST)); assign(didnt_output_name, NIL); newcont(accumulate_arg); goto eval_dispatch; /* evaluate the current argument */ accumulate_arg: /* Put the evaluated argument into the argl list. */ reset_args(var); restore2(this_line,last_line); restore2(ufun,last_ufun); assign(last_call, fun); restore2(unev,fun); restore(argl); while (NOT_THROWING && val == UNBOUND) { assign(val, err_logo(DIDNT_OUTPUT, NIL)); } push(val, argl); pop(unev); goto eval_arg_loop; eval_args_done: restore2(didnt_get_output,didnt_output_name); num2restore(val_status,ift_iff_flag); mixrestore(tailcall,var); if (stopping_flag == THROWING) { assign(val, UNBOUND); goto fetch_cont; } assign(argl, reverse(argl)); /* --------------------- APPLY ---------------------------- */ apply_dispatch: /* Load in the procedure's definition and decide whether it's a compound * procedure or a primitive procedure. */ proc = procnode__caseobj(fun); if (is_macro(fun)) { num2save(val_status,tailcall); val_status = 1; newcont(macro_return); } if (proc == UNDEFINED) { if (ufun != NIL) { untreeify_proc(ufun); } if (NOT_THROWING) assign(val, err_logo(DK_HOW, fun)); else assign(val, UNBOUND); goto fetch_cont; } if (is_list(proc)) goto compound_apply; /* primitive_apply */ if (NOT_THROWING) assign(val, (*getprimfun(proc))(argl)); else assign(val, UNBOUND); #define do_case(x) case x: goto x; fetch_cont: { enum labels x = (enum labels)cont; cont = (FIXNUM)car(stack); numpop(&stack); switch (x) { do_list(do_case) default: abort(); } } compound_apply: #ifdef mac check_mac_stop(); #endif #ifdef ibm check_ibm_stop(); #endif if (tracing = flag__caseobj(fun, PROC_TRACED)) { for (i = 0; i < trace_level; i++) print_space(writestream); trace_level++; ndprintf(writestream, "( %s ", fun); } /* Bind the actuals to the formals */ vsp = (FIXNUM)var_stack; /* remember where we came in */ for (formals = (FIXNUM)formals__procnode(proc); formals != (FIXNUM)NIL; formals = (FIXNUM)cdr((NODE *)formals)) { parm = car((NODE *)formals); if (nodetype(parm) == INT) break; /* default # args */ if (argl != NIL) { arg = car(argl); if (tracing) { print_node(writestream, maybe_quote(arg)); print_space(writestream); } } else arg = UNBOUND; if (nodetype(parm) == CASEOBJ) { if (not_local(parm,(NODE *)vsp)) { push(parm, var_stack); setobject(var_stack, valnode__caseobj(parm)); } tell_shadow(parm); setvalnode__caseobj(parm, arg); } else if (nodetype(parm) == CONS) { /* parm is optional or rest */ if (not_local(car(parm),(NODE *)vsp)) { push(car(parm), var_stack); setobject(var_stack, valnode__caseobj(car(parm))); } tell_shadow(car(parm)); if (cdr(parm) == NIL) { /* parm is rest */ setvalnode__caseobj(car(parm), argl); break; } if (arg == UNBOUND) { /* use default */ save2(fun,var); save2(ufun,last_ufun); save2(this_line,last_line); save2(didnt_output_name,didnt_get_output); num2save(ift_iff_flag,val_status); assign(var, var_stack); tailcall = -1; val_status = 1; mixsave(formals,argl); numsave(vsp); assign(list, cdr(parm)); if (NOT_THROWING) make_tree(list); else assign(list, NIL); if (!is_tree(list)) { assign(val, UNBOUND); goto set_args_continue; } assign(unev, tree__tree(list)); assign(val, UNBOUND); newcont(set_args_continue); goto eval_sequence; set_args_continue: numrestore(vsp); mixrestore(formals,argl); parm = car((NODE *)formals); reset_args(var); num2restore(ift_iff_flag,val_status); restore2(didnt_output_name,didnt_get_output); restore2(this_line,last_line); restore2(ufun,last_ufun); restore2(fun,var); arg = val; } setvalnode__caseobj(car(parm), arg); } if (argl != NIL) pop(argl); } if (check_throwing) { assign(val, UNBOUND); goto fetch_cont; } vsp = 0; if (tracing = flag__caseobj(fun, PROC_TRACED)) { if (NOT_THROWING) print_char(writestream, ')'); new_line(writestream); save(fun); newcont(compound_apply_continue); } assign(val, UNBOUND); assign(last_ufun, ufun); assign(ufun, fun); assign(last_line, this_line); assign(this_line, NIL); proc = procnode__caseobj(fun); assign(list, bodylist__procnode(proc)); /* get the body ... */ make_tree_from_body(list); if (!is_tree(list)) { goto fetch_cont; } assign(unev, tree__tree(list)); if (NOT_THROWING) stopping_flag = RUN; assign(output_node, UNBOUND); if (val_status == 1) val_status = 2; else if (val_status == 5) val_status = 3; else val_status = 0; eval_sequence: /* Evaluate each expression in the sequence. Stop as soon as * val != UNBOUND. */ if (!RUNNING || val != UNBOUND) { goto fetch_cont; } if (nodetype(unev) == LINE) { assign(this_line, unparsed__line(unev)); if (flag__caseobj(ufun, PROC_STEPPED)) { char junk[20]; if (tracing) { int i = 1; while (i++ < trace_level) print_space(stdout); } print_node(stdout, this_line); ndprintf(stdout, " >>> "); input_blocking++; #ifndef TIOCSTI if (!setjmp(iblk_buf)) #endif #ifdef __ZTC__ ztc_getcr(); #else fgets(junk, 19, stdin); #endif input_blocking = 0; update_coords('\n'); } } assign(exp, car(unev)); pop(unev); if (is_list(exp) && (is_tailform(procnode__caseobj(car(exp))))) { if (nameis(car(exp),Output) || nameis(car(exp),Op)) { assign(didnt_get_output, cons_list(0,car(exp),ufun,this_line,END_OF_LIST)); assign(didnt_output_name, NIL); if (val_status == 2 || val_status == 3) { val_status = 1; assign(exp, cadr(exp)); goto tail_eval_dispatch; } else if (ufun == NIL) { err_logo(AT_TOPLEVEL,car(exp)); assign(val, UNBOUND); goto fetch_cont; } else if (val_status < 4) { val_status = 1; assign(exp, cadr(exp)); assign(unev, NIL); goto non_tail_eval; /* compute value then give error */ } } else if (nameis(car(exp),Stop)) { if (ufun == NIL) { err_logo(AT_TOPLEVEL,car(exp)); assign(val, UNBOUND); goto fetch_cont; } else if (val_status == 0 || val_status == 3) { assign(val, UNBOUND); goto fetch_cont; } else if (val_status < 4) { assign(didnt_output_name, fun); assign(val, UNBOUND); goto fetch_cont; } } else { /* maybeoutput */ assign(exp, cadr(exp)); val_status = 5; goto tail_eval_dispatch; } } if (unev == NIL) { if (val_status == 2 || val_status == 4) { assign(didnt_output_name, fun); assign(unev, UNBOUND); goto non_tail_eval; } else { goto tail_eval_dispatch; } } if (is_list(car(unev)) && nameis(car(car(unev)),Stop)) { if ((val_status == 0 || val_status == 3) && ufun != NIL) { goto tail_eval_dispatch; } else if (val_status < 4) { assign(didnt_output_name, fun); goto tail_eval_dispatch; } } non_tail_eval: save2(unev,fun); num2save(ift_iff_flag,val_status); save2(ufun,last_ufun); save2(this_line,last_line); save(var); assign(var, var_stack); tailcall = 0; newcont(eval_sequence_continue); goto eval_dispatch; eval_sequence_continue: reset_args(var); restore(var); restore2(this_line,last_line); restore2(ufun,last_ufun); if (dont_fix_ift) { num2restore(dont_fix_ift,val_status); dont_fix_ift = 0; } else num2restore(ift_iff_flag,val_status); restore2(unev,fun); if (stopping_flag == MACRO_RETURN) { if (unev == UNBOUND) assign(unev, NIL); assign(unev, append(val, unev)); assign(val, UNBOUND); stopping_flag = RUN; if (unev == NIL) goto fetch_cont; } else if (val_status < 4) { if (STOPPING || RUNNING) assign(output_node, UNBOUND); if (stopping_flag == OUTPUT || STOPPING) { stopping_flag = RUN; assign(val, output_node); if (val != UNBOUND && val_status < 2 && NOT_THROWING) { assign(didnt_output_name,Output); err_logo(DIDNT_OUTPUT,Output); } if (val == UNBOUND && val_status == 1 && NOT_THROWING) { assign(didnt_output_name,Stop); err_logo(DIDNT_OUTPUT,Output); } goto fetch_cont; } } if (val != UNBOUND) { err_logo((unev == NIL ? DK_WHAT_UP : DK_WHAT), val); assign(val, UNBOUND); } if (NOT_THROWING && (unev == NIL || unev == UNBOUND)) { if (val_status != 4) err_logo(DIDNT_OUTPUT,NIL); goto fetch_cont; } goto eval_sequence; compound_apply_continue: /* Only get here if tracing */ restore(fun); --trace_level; if (NOT_THROWING) { for (i = 0; i < trace_level; i++) print_space(writestream); print_node(writestream, fun); if (val == UNBOUND) ndprintf(writestream, " stops\n"); else { ref(val); ndprintf(writestream, " outputs %s\n", maybe_quote(val)); deref(val); } } goto fetch_cont; /* --------------------- MACROS ---------------------------- */ macro_return: num2restore(val_status,tailcall); while (!is_list(val) && NOT_THROWING) { assign(val,err_logo(ERR_MACRO,val)); } if (NOT_THROWING) { if (is_cont(val)) { newcont(cont__cont(val)); val->n_car = NIL; assign(val, val__cont(val)); goto fetch_cont; } macro_reval: if (tailcall == 0) { make_tree(val); stopping_flag = MACRO_RETURN; if (!is_tree(val)) assign(val, NIL); else assign(val, tree__tree(val)); goto fetch_cont; } assign(list,val); goto begin_seq; } assign(val, UNBOUND); goto fetch_cont; runresult_continuation: assign(list, val); newcont(runresult_followup); val_status = 5; goto begin_seq; runresult_followup: if (val == UNBOUND) { assign(val, NIL); } else { assign(val, cons(val, NIL)); } goto fetch_cont; repeat_continuation: assign(list, cdr(val)); repcount = getint(car(val)); repeat_again: assign(val, UNBOUND); if (repcount == 0) goto fetch_cont; mixsave(repcount,list); num2save(val_status,tailcall); val_status = 4; newcont(repeat_followup); goto begin_seq; repeat_followup: if (val != UNBOUND && NOT_THROWING) { ref(val); err_logo(DK_WHAT, val); unref(val); } num2restore(val_status,tailcall); mixrestore(repcount,list); if (val_status < 4 && tailcall != 0) { if (STOPPING || RUNNING) assign(output_node, UNBOUND); if (stopping_flag == OUTPUT || STOPPING) { stopping_flag = RUN; assign(val, output_node); if (val != UNBOUND && val_status < 2) { err_logo(DK_WHAT_UP,val); } goto fetch_cont; } } if (repcount > 0) /* negative means forever */ --repcount; #ifdef mac check_mac_stop(); #endif #ifdef ibm check_ibm_stop(); #endif if (RUNNING) goto repeat_again; assign(val, UNBOUND); goto fetch_cont; catch_continuation: assign(list, cdr(val)); assign(catch_tag, car(val)); if (compare_node(catch_tag,Error,TRUE) == 0) { push(Erract, var_stack); setobject(var_stack, valnode__caseobj(Erract)); setvalnode__caseobj(Erract, UNBOUND); } save(catch_tag); save2(didnt_output_name,didnt_get_output); num2save(val_status,tailcall); newcont(catch_followup); val_status = 5; goto begin_seq; catch_followup: num2restore(val_status,tailcall); restore2(didnt_output_name,didnt_get_output); restore(catch_tag); if (val_status < 4 && tailcall != 0) { if (STOPPING || RUNNING) assign(output_node, UNBOUND); if (stopping_flag == OUTPUT || STOPPING) { stopping_flag = RUN; assign(val, output_node); if (val != UNBOUND && val_status < 2) { err_logo(DK_WHAT_UP,val); } } } if (stopping_flag == THROWING && compare_node(throw_node, catch_tag, TRUE) == 0) { throw_node = reref(throw_node, UNBOUND); stopping_flag = RUN; assign(val, output_node); } goto fetch_cont; begin_apply: /* This is for lapply. */ assign(fun, car(val)); while (nodetype(fun) == ARRAY && NOT_THROWING) assign(fun, err_logo(APPLY_BAD_DATA, fun)); assign(argl, cadr(val)); assign(val, UNBOUND); while (!is_list(argl) && NOT_THROWING) assign(argl, err_logo(APPLY_BAD_DATA, argl)); if (NOT_THROWING && fun != NIL) { if (is_list(fun)) { /* template */ if (is_list(car(fun)) && cdr(fun) != NIL) { /* lambda form */ formals = (FIXNUM)car(fun); numsave(tailcall); tailcall = 0; llocal((NODE *)formals); /* bind the formals locally */ numrestore(tailcall); for ( ; formals && argl && NOT_THROWING; formals = (FIXNUM)cdr((NODE *)formals), assign(argl, cdr(argl))) setvalnode__caseobj(car((NODE *)formals), car(argl)); assign(val, cdr(fun)); goto macro_reval; } else { /* question-mark form */ save(qm_list); assign(qm_list, argl); assign(list, fun); make_tree(list); if (list == NIL || !is_tree(list)) { goto qm_failed; } assign(unev, tree__tree(list)); save2(didnt_output_name,didnt_get_output); num2save(val_status,tailcall); newcont(qm_continue); val_status = 5; goto eval_sequence; qm_continue: num2restore(val_status,tailcall); restore2(didnt_output_name,didnt_get_output); if (val_status < 4 && tailcall != 0) { if (STOPPING || RUNNING) assign(output_node, UNBOUND); if (stopping_flag == OUTPUT || STOPPING) { stopping_flag = RUN; assign(val, output_node); if (val != UNBOUND && val_status < 2) { err_logo(DK_WHAT_UP,val); } } } qm_failed: restore(qm_list); goto fetch_cont; } } else { /* name of procedure to apply */ int min, max, n; NODE *arg; assign(fun, intern(fun)); if (procnode__caseobj(fun) == UNDEFINED && NOT_THROWING && fun != Null_Word) silent_load(fun, NULL); /* try ./<fun>.lg */ if (procnode__caseobj(fun) == UNDEFINED && NOT_THROWING && fun != Null_Word) silent_load(fun, logolib); /* try <logolib>/<fun> */ proc = procnode__caseobj(fun); while (proc == UNDEFINED && NOT_THROWING) { assign(val, err_logo(DK_HOW_UNREC, fun)); } if (NOT_THROWING) { if (nodetype(proc) == CONS) { min = getint(minargs__procnode(proc)); max = getint(maxargs__procnode(proc)); } else { if (getprimdflt(proc) < 0) { /* special form */ err_logo(DK_HOW_UNREC, fun); /* can't apply */ goto fetch_cont; } else { min = getprimmin(proc); max = getprimmax(proc); } } for (n = 0, arg = argl; arg != NIL; n++, arg = cdr(arg)); if (n < min) { err_logo(NOT_ENOUGH, NIL); } else if (n > max && max >= 0) { err_logo(TOO_MUCH, NIL); } else { goto apply_dispatch; } } } } goto fetch_cont; all_done: tailcall = oldtailcall; ift_iff_flag = old_ift_iff; restore2(fun,ufun); reset_args(var); restore2(var,this_line); deref(argl);deref(unev);deref(stack);deref(catch_tag);deref(exp); return(val); }
main(int argc, char *argv[]) { NODE *exec_list = NIL; #ifdef MEM_DEBUG extern long int mem_allocated, mem_freed; #endif #ifdef x_window x_window_init(argc, argv); #endif #ifdef mac init_mac_memory(); #endif term_init(); if (argc < 2) { if (isatty(1)) lcleartext(); printf("Welcome to Berkeley Logo version 3.0.1"); new_line(stdout); } init(); #ifdef ibm signal(SIGINT, SIG_IGN); #ifdef __ZTC__ _controlc_handler = do_ctrl_c; controlc_open(); #endif #else signal(SIGINT, logo_stop); #endif signal(SIGQUIT, logo_pause); /* SIGQUITs never happen on the IBM */ argv++; while (--argc > 0 && NOT_THROWING) { silent_load(NIL,*argv++); } for (;;) { if (NOT_THROWING) { #ifdef MEM_DEBUG printf("alloc=%d, freed=%d, used=%d\n", mem_allocated, mem_freed, mem_allocated-mem_freed); #endif current_line = reref(current_line, reader(stdin,"? ")); if (feof(stdin) && !isatty(0)) lbye(); exec_list = parser(current_line, TRUE); val_status = 0; if (exec_list != NIL) eval_driver(exec_list); } if (stopping_flag == THROWING) { if (compare_node(throw_node, Error, TRUE) == 0) { err_print(); } else if (compare_node(throw_node, System, TRUE) == 0) break; else if (compare_node(throw_node, Toplevel, TRUE) != 0) { err_logo(NO_CATCH_TAG, throw_node); err_print(); } stopping_flag = RUN; } if (stopping_flag == STOP || stopping_flag == OUTPUT) { print_node(stdout, make_static_strnode( "You must be in a procedure to use OUTPUT or STOP.\n")); stopping_flag = RUN; } } prepare_to_exit(TRUE); }